Sad Sonata is a love story about two men and one woman. The young Joon-young (Kwon Sang Woo), who was raised by his mother who sold liquor to American soldiers, met the blind Hae-in (Kim Hee Sun) and they became childhood sweethearts. Then, Hae-in immigrated to the U.S. following her aunt and her uncle[American soldier that married her aunt]. There she met Gun-woo (Yeon Jung Hoon), who was Joon-young's best friend and son of a very rich man. After she received a letter from Hwa-jung saying that Joon-young is dead, she accepted Gun-woo's love. After an operation, Hae-in was able to see again . The story picks up again when composer Joon-young, singer Hae-In, and music producer Gun-woo all meet again.

Ma Young-Hee (Kim Jung Hwa) has been in love with her best friend Han Jin-Woo (Yeon Jung Hoon) since the first time they met in high school. Han Jin-Woo, on the other hand, does not see Ma Young-Hee's love for him and blindly goes out with other girls in front of Ma Young-Hee. On a trip to Japan, Young-Hee meets a young man on the street who takes her back to his apartment since she is drunk. Young-Hee accuses this man of raping her even though he didn't, but before she can rightfully press charges, he runs away as the government officials of Japan chase him down for an expired visa. Upon returning to Korea, Jin-Woo stops by her apartment and introduces his younger brother, Han Sun-Woo (Lee Wan) who just happens to be the young man she met in Japan. Jin-Woo asks if Sun-woo may stay at her place, and Young-hee accepts out of love for Jin-Woo. The story unfolds as a sudden high school classmate of Young-Hee, Jang Hee-Won, (Oh Seung Hyun), begins to court Jin-Woo.

"Rosemary" is a drama that portrays an ordinary woman with two adorable children, who has just been informed on her terminal illness. While readjusting her surroundings, the woman becomes more aware of love for her family and is reminded of her modest but happy life. This drama has a trace of genuine human touch in that it gives you an opportunity to sense the importance of life through the eyes of terminally ill woman, where ordinary events are portrayed with beauty and inspiration. "Rosemary" goes beyond presenting the life of a terminally ill woman. It involves a woman who tacitly prepares for death, and her husband who deeply regrets his past for not having fully expressed his love for her. It also involves an indiscreet young woman who has to take care of the dying woman's children. Through their experiences, "Rosemary" helps us to reminisce on the true meaning of life.